CN217454534U - Plastic particle cooling and homogenizing device - Google Patents

Abstract

The utility model provides a plastic granules cooling homogenization device. The plastic particle cooling and homogenizing device comprises: the outer shell is provided with a containing cavity limited by a wall body, and the wall body is provided with a first feeding hole and an air inlet which are communicated with the containing cavity; the inner shell is positioned in the accommodating cavity and connected with the outer shell, a plurality of ventilation holes arranged at intervals and a second feeding hole communicated with the first feeding hole are formed in the inner shell, and an overflowing channel capable of communicating the air inlet and the ventilation holes is formed between the inner shell and the outer shell; the stirring component is rotatably arranged in the inner shell; the air cooler is positioned outside the outer shell, and an air outlet of the air cooler is communicated with the air inlet; so that cold air blown out by the air cooler sequentially passes through the air inlet, the overflowing channel and the air vent and then cools materials in the inner shell. The technical scheme of the utility model better cooling effect has.

Description

Plastic particle cooling and homogenizing device

Technical Field

The utility model relates to a plastics production and processing technology field particularly, relates to a plastic granules cooling homogenization device.

Background

At present, the inner chamber of device is sent into directly through an air intake with cold wind to current cooling homogenization device to the plastic granules cooling of inner chamber, because the inner chamber is bigger, the plastic granules that is nearer apart from the air intake can cool down very fast, and the plastic granules that is far away apart from the air intake needs longer time just can cool down, and this cooling that leads to plastic granules is asynchronous, and the cooling effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plastic granules cooling homogenization device to solve the relatively poor problem of cooling effect among the prior art.

In order to achieve the above object, according to one aspect of the present invention, there is provided a plastic pellet cooling and homogenizing apparatus, comprising: the outer shell is provided with a containing cavity limited by a wall body, and the wall body is provided with a first feeding hole and an air inlet which are communicated with the containing cavity; the inner shell is positioned in the accommodating cavity and connected with the outer shell, a plurality of ventilation holes arranged at intervals and a second feeding hole communicated with the first feeding hole are formed in the inner shell, and an overflowing channel capable of communicating the air inlet and the ventilation holes is formed between the inner shell and the outer shell; the stirring component is rotatably arranged in the inner shell; the air cooler is positioned outside the outer shell, and an air outlet of the air cooler is communicated with the air inlet; so that cold air blown out by the air cooler sequentially passes through the air inlet, the overflowing channel and the air vent and then cools materials in the inner shell.

Further, the interval sets up between interior casing and the shell body, and interior casing includes interconnect's roof, circumference lateral wall and diapire, and roof and diapire set up relatively, all are equipped with a plurality of ventilation holes of evenly arranging on diapire, roof and the circumference lateral wall.

Further, the stirring subassembly includes the pivot and along a plurality of first stirring rake of the circumferential direction interval setting of pivot.

Furthermore, the stirring assembly also comprises a second stirring paddle connected with the rotating shaft, the second stirring paddle is connected with one of the first stirring paddles through a connecting rod, and the second stirring paddle is positioned in a space surrounded by the first stirring paddles; or the first stirring paddle comprises a first plate section, a second plate section and a third plate section which are connected, the first plate section extends along the horizontal direction and is connected with the rotating shaft, the third plate section extends along the vertical direction, and included angles are formed between the first plate section and the second plate section and between the first plate section and the third plate section and the second plate section so as to be matched with the shape of the inner wall surface of the inner shell.

Further, the plastic particle cooling and homogenizing device further comprises a driving motor located below the outer shell, and an output shaft of the driving motor penetrates through the outer shell and the inner shell and is in driving connection with the rotating shaft.

Furtherly, the air-cooler is two, and the air intake also is two, and along the horizontal direction, two air-coolers are located the left and right sides of shell body, and two air-coolers communicate with holding the chamber through two air intakes respectively.

Further, the plastic particle cooling and homogenizing device further comprises: the feeding pipe is inserted at the first feeding hole and communicated with the inside of the inner shell through the second feeding hole; the discharge pipe penetrates through the inner shell and the outer shell and is communicated with the inside of the inner shell; and the two air inlet pipes are arranged corresponding to the two air coolers, and the air coolers are communicated with the corresponding air inlets through the air inlet pipes.

Furthermore, the two air inlet pipes, the feeding pipe and the discharging pipe are arranged at intervals along the circumferential direction of the outer shell, one end of each air inlet pipe, which is positioned outside the outer shell, is bent upwards, and one end of each discharging pipe, which is positioned outside the outer shell, is bent downwards; or a valve used for controlling the on-off of the discharge pipe is arranged on the discharge pipe.

Further, the plastic particle cooling and homogenizing device further comprises an exhaust pipe arranged at the top of the outer shell, and the exhaust pipe is communicated with the accommodating cavity.

Further, the plastic particle cooling and homogenizing device further comprises a base located at the bottom of the outer shell, and the inner shell and the outer shell are of a cylinder structure.

By applying the technical scheme of the utility model, plastic particles enter the inner shell through the first feed port and the second feed port in sequence, the stirring component positioned in the inner shell can stir the plastic particles in the inner shell so as to fully mix the processed plastic particles, thereby realizing the homogenization effect, and simultaneously, under the stirring action of the stirring component, the problem that the equipment cannot normally run due to the adhesion of the plastic particles caused by high temperature can be avoided; because be provided with a plurality of spaced ventilation holes on the interior casing, the cold wind that the air-cooler blew off passes through the air intake and gets into after overflowing the passageway, can fully spread to a plurality of ventilation holes and get into interior casing, in cold wind can follow the even inflow of a plurality of directions interior casing like this to the plastic granules of different positions cools off in the interior casing, thereby can improve plastic granules cooling homogenization device's cooling effect.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows a schematic structural view of an embodiment of a plastic pellet cooling homogenization apparatus according to the present invention;

FIG. 2 shows a top view of the plastic particle cooling and homogenizing device of FIG. 1; and

fig. 3 shows a top view of the stirring assembly of the plastic cooling and homogenizing apparatus of fig. 1.

Wherein the figures include the following reference numerals:

1. a base; 10. a feed pipe; 12. a first feed port; 13. an air inlet; 2. a drive motor; 3. a discharge pipe; 31. a valve; 4. an outer housing; 41. an accommodating chamber; 5. an inner housing; 6. an air cooler; 7. an exhaust pipe; 8. a stirring assembly; 81. a rotating shaft; 82. a first stirring paddle; 821. a first plate section; 822. a second plate section; 823. a third plate section; 83. a second stirring paddle; 84. a connecting rod; 9. an air inlet pipe.

Detailed Description

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It should be noted that, in the process of preparing plastic granules, because there are slight differences in the components and sizes of the plastic granules produced by different production batches, the prepared plastic granules need to be "homogenized", that is, the plastic granules produced by different production batches are uniformly mixed, so as to obtain plastic granule products with more stable components. Meanwhile, the conventional plastic particle preparation adopts higher processing temperature, because the processing temperature is higher, the temperature of the generated plastic particles is still higher, the problem that the plastic particles are stuck to form lumps to block the discharge hole in the equipment of the next procedure can often occur, and then the equipment can be stopped to be incapable of generating normally. In order to solve the above problem, the present invention provides a plastic particle cooling and homogenizing device capable of cooling and homogenizing high-temperature plastic particles generated by preparation.

As shown in fig. 1 to 3, an embodiment of the present invention provides a plastic particle cooling and homogenizing device. The plastic particle cooling and homogenizing device comprises: the air cooler comprises an outer shell 4, an inner shell 5, a stirring assembly 8 and an air cooler 6, wherein the outer shell 4 is provided with a containing cavity 41 defined by a wall body, and the wall body is provided with a first feeding hole 12 and an air inlet 13 which are communicated with the containing cavity 41; the inner shell 5 is positioned in the accommodating cavity 41 and connected with the outer shell 4, a plurality of vent holes arranged at intervals and a second feed inlet communicated with the first feed inlet 12 are formed in the inner shell 5, and an overflowing channel capable of communicating the air inlet 13 with the vent holes is formed between the inner shell 5 and the outer shell 4; the stirring assembly 8 is rotatably arranged in the inner shell 5; the air cooler 6 is positioned outside the outer shell 4, and an air outlet of the air cooler 6 is communicated with the air inlet 13; so that the cold air blown out by the air cooler 6 sequentially passes through the air inlet 13, the overflowing channel and the air vent and then cools the materials in the inner shell.

In the technical scheme, the first feeding hole 12 is positioned at the top of the outer shell 4, the plastic particles sequentially pass through the first feeding hole 12 and the second feeding hole to enter the inner shell 5, the stirring assembly 8 positioned in the inner shell 5 can stir the plastic particles in the inner shell 5, so that the processed plastic particles are fully mixed, the homogenization effect is realized, and meanwhile, under the stirring action of the stirring assembly 8, the problem that the equipment cannot normally run due to adhesion of the plastic particles at high temperature can be solved; because be provided with a plurality of spaced ventilation holes on the interior casing 5, the cold wind that the air-cooler 6 blew off passes through air intake 13 and gets into after overflowing the passageway, can fully spread to a plurality of ventilation holes and through a plurality of ventilation holes entering interior casing 5, in the interior casing 5 of the even inflow of a plurality of directions of cold wind can be followed like this to the plastic granules of different positions cools off in the interior casing 5, thereby can improve the cooling effect of plastic granules cooling homogenization device.

As shown in fig. 1, in the embodiment of the present invention, the inner housing 5 and the outer housing 4 are disposed at an interval, the inner housing 5 includes an interconnected top wall, a circumferential side wall and a bottom wall, the top wall and the bottom wall are disposed relatively, and a plurality of ventilation holes are uniformly disposed on the bottom wall, the top wall and the circumferential side wall.

Through the above setting, cold wind gets into from air intake 13 and holds the chamber 41 back through the abundant diffusion in clearance between interior casing 5 and the shell body 4 roof, diapire and the circumference lateral wall to the shell body, like this, cold wind can follow in the even inflow inner housing 5 of a plurality of directions to can improve plastic granules cooling homogenization device's cooling effect.

As shown in fig. 1 and 3, in the embodiment of the present invention, the stirring assembly 8 includes a rotating shaft 81 and a plurality of first stirring paddles 82 arranged along the circumferential direction of the rotating shaft 81 at intervals.

In above-mentioned technical scheme, pivot 81 is located the bottom of shell body 4, and first stirring rake 82 is three, and three first stirring rake 82 all is connected with pivot 81's bottom, and like this, when pivot 81 rotates, pivot 81 and first stirring rake 82 are more stable, avoid appearing rocking the problem that leads to the influence stirring effect.

Through the above setting, under the drive of external force, pivot 81 rotates around the central axis of self to drive three first stirring rake 82 and rotate, three first stirring rake 82 can stir the plastic granules in the inner casing 5, makes the plastic granules misce bene, thereby realizes the effect of homogenization.

As shown in fig. 1, in the embodiment of the present invention, the first stirring paddle 82 includes a first plate segment 821, a second plate segment 822, and a third plate segment 823 connected to each other, the first plate segment 821 extends along the horizontal direction and is connected to the rotating shaft 81, the third plate segment 823 extends along the vertical direction, and an included angle is formed between each of the first plate segment 821 and the third plate segment 823 and the second plate segment 822 so as to be adapted to the shape of the inner wall surface of the inner casing 5.

Through the above arrangement, the first stirring paddle 82 can stir the plastic particles which are positioned in the inner shell body 5 and are close to the inner wall surface, so that the particles are prevented from being adhered and stacked, and the homogenization effect can be further improved.

As shown in fig. 1, in the embodiment of the present invention, the stirring assembly 8 further includes a second stirring paddle 83 connected to the rotating shaft 81, the second stirring paddle 83 is connected to one of the plurality of first stirring paddles 82 through a connecting rod 84, and the second stirring paddle 83 is located in the space surrounded by the plurality of first stirring paddles 82.

In the above technical scheme, the second paddle 83 is located the top of pivot 81 and upwards extends along vertical direction, and the second paddle 83 can stir the plastic granules that are located interior casing 5 intermediate position, avoids the granule to pile up at the intermediate position of interior casing 5 to can further improve the homogenization effect. Meanwhile, since the second paddles 83 are higher in position, in order to ensure that the second paddles 83 can be more stable in the rotation process of the rotating shaft 81, a connecting rod 84 is fixed between the second paddles 83 and one of the first paddles 82, so that the problem that the second paddles 83 are damaged due to the centrifugal force and the impact force of the plastic particles in the rotation process can be avoided.

As shown in fig. 1, in the embodiment of the present invention, the plastic particle cooling and homogenizing device further includes a driving motor 2 located below the outer shell 4, and an output shaft of the driving motor 2 is inserted into the outer shell 4 and the inner shell 5 and is in driving connection with the rotating shaft 81.

It should be noted that "the drive motor 2 located below the outer case 4" means that a part of the structure of the drive motor 2 is located below the outer case 4.

Through the above arrangement, under the driving of the driving motor 2, the rotating shaft 81 can rotate around the central axis of the rotating shaft, and drives the first stirring paddle 82 and the second stirring paddle 83 to synchronously rotate, so that the plastic particle homogenizing effect is realized.

As shown in fig. 1, in the embodiment of the present invention, the number of the air coolers 6 is two, the number of the air inlets 13 is also two, and along the horizontal direction, the two air coolers 6 are located at the left and right sides of the outer shell 4, and the two air coolers 6 are respectively communicated with the accommodating cavity 41 through the two air inlets 13.

Through the setting, two air-coolers 6 start simultaneously, can play the effect of "convection current", and like this, cold wind flows quicker to can further improve plastic granules cooling homogenization device's cooling effect.

As shown in fig. 1 and 3, in the embodiment of the present invention, the plastic particle cooling and homogenizing device further comprises a feeding pipe 10, a discharging pipe 3 and two air inlet pipes 9, wherein the feeding pipe 10 is inserted at the first feeding hole 12 and communicates with the inside of the inner housing 5 through the second feeding hole; the discharge pipe 3 is arranged on the inner shell 5 and the outer shell 4 in a penetrating way and is communicated with the inside of the inner shell 5; the two air inlet pipes 9 are arranged corresponding to the two air coolers 6, and the air coolers 6 are communicated with corresponding air inlets 13 through the air inlet pipes 9.

Through the arrangement, plastic particles enter the inner shell 5 through the feed pipe 10, and cold air blown out by the air cooler 6 can enter the accommodating cavity 41 through the air inlet pipe 9; the discharging pipe 3 penetrates through the bottom of the inner shell 5 and the bottom of the outer shell 4, and after cooling and homogenization are completed, plastic particles in the inner shell 5 can be discharged through the discharging pipe 3.

As shown in fig. 1 and 3, in the embodiment of the present invention, two air inlet pipes 9, inlet pipes 10 and outlet pipes 3 are arranged along the circumferential direction of the outer shell 4 at intervals, and one end of the air inlet pipe 9 located outside the outer shell 4 is bent upward, and one end of the outlet pipe 3 located outside the outer shell 4 is bent downward.

Through the arrangement, the plastic particle cooling and homogenizing device is compact in structure, and can avoid the interference of the two air inlet pipes 9, the feeding pipe 10, the discharging pipe 3 and other parts, so that the normal operation of the plastic particle cooling and homogenizing device is ensured.

Preferably, as shown in fig. 2, two air inlet pipes 9, feed pipes 10 and discharge pipes 3 are uniformly arranged at intervals of 90 ° in the circumferential direction of the outer housing 4.

As shown in fig. 1, in the embodiment of the present invention, a valve 31 for controlling the on/off of the discharge pipe 3 is provided on the discharge pipe 3.

With the above arrangement, in the process of cooling and homogenizing the plastic particles by the plastic particle cooling and homogenizing device, the valve 31 is in a closed state, and at the moment, the plastic particles in the inner shell 5 are not discharged from the discharge pipe 3; after cooling and homogenization, the valve 31 is opened and the plastic particles in the inner housing 5 can be discharged through the discharge pipe 3.

As shown in fig. 1, in the embodiment of the present invention, the plastic particle cooling and homogenizing apparatus further includes an exhaust pipe 7 disposed at the top of the outer casing 4, and the exhaust pipe 7 communicates with the accommodating chamber 41.

Through the arrangement, cold air blown out by the air cooler 6 can be discharged from the exhaust pipe 7 after heat exchange is carried out between the cold air and the high-temperature plastic particles in the inner shell 5, so that the inner shell 5 can be ensured to keep low temperature, and the cooling effect on the plastic particles is further improved.

As shown in fig. 1 and 3, in the embodiment of the present invention, the plastic particle cooling and homogenizing device further includes a base 1 located at the bottom of the outer shell 4, and the inner shell 5 and the outer shell 4 are both of a cylindrical structure. In one embodiment, the inner housing 5 and the outer housing 4 may be cylindrical or prismatic.

In the technical scheme, the base 1 is a trapezoidal frame, the trapezoidal frame defines an accommodating space, and part of the structure of the driving motor 2 is positioned in the accommodating space; from top to bottom, the outer diameter of the base 1 gradually increases, and at the same time, the bottom shape of the outer case 4 is adapted to the top shape of the base 1, so that the base 1 can stably support the outer case 4.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the plastic particles sequentially enter the inner shell through the first feed port and the second feed port, the stirring assembly positioned in the inner shell can stir the plastic particles in the inner shell so as to fully mix the processed plastic particles, thus realizing the homogenization effect, and meanwhile, under the stirring action of the stirring assembly, the problem that the equipment cannot normally run due to the adhesion of the plastic particles caused by high temperature can be avoided; because be provided with a plurality of spaced ventilation holes on the interior casing, the cold wind that the air-cooler blew off gets into through the air intake and holds the chamber after, can abundant diffusion to a plurality of ventilation holes and get into interior casing, in cold wind can flow into the interior casing from the equidirectional homogeneity like this to the plastic granules of different positions in the interior casing cools off, thereby can improve plastic granules cooling homogenization device's cooling effect. Under the driving of the driving motor, the rotating shaft rotates around the central axis of the rotating shaft, and drives the second stirring paddle and the three first stirring paddles to rotate so as to stir the plastic particles in the inner shell; two air-coolers start simultaneously, can further improve plastic granules cooling homogenization device's cooling effect. Two air inlet pipes, the feeding pipe and the discharging pipe are arranged at intervals along the circumferential direction of the outer shell, so that interference between the two air inlet pipes, the feeding pipe and the discharging pipe can be avoided.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A plastic pellet cooling and homogenizing apparatus, comprising:

the shell body (4) is provided with a containing cavity (41) limited by a wall body, and the wall body is provided with a first feeding hole (12) and an air inlet (13) which are communicated with the containing cavity (41);

the inner shell (5) is positioned in the accommodating cavity (41) and connected with the outer shell (4), a plurality of ventilation holes arranged at intervals and a second feeding hole communicated with the first feeding hole (12) are formed in the inner shell (5), and an overflowing channel capable of communicating the air inlet (13) with the ventilation holes is formed between the inner shell (5) and the outer shell (4);

a stirring assembly (8) rotatably disposed within the inner housing (5);

the air cooler (6) is positioned outside the outer shell (4), and an air outlet of the air cooler (6) is communicated with the air inlet (13); so that cold air blown out by the air cooler (6) sequentially passes through the air inlet (13), the overflowing channel and the air vent and then cools materials in the inner shell (5).

2. The plastic particle cooling and homogenizing device as claimed in claim 1, characterized in that the inner housing (5) and the outer housing (4) are spaced apart from each other, the inner housing (5) comprises a top wall, a circumferential side wall and a bottom wall connected to each other, the top wall and the bottom wall are oppositely disposed, and a plurality of uniformly arranged ventilation holes are formed in each of the bottom wall, the top wall and the circumferential side wall.

3. The plastic particle cooling and homogenizing device according to claim 1, characterized in that the stirring assembly (8) comprises a rotating shaft (81) and a plurality of first stirring paddles (82) arranged at intervals along a circumferential direction of the rotating shaft (81).

4. The plastic particle cooling and homogenizing device of claim 3,

the stirring assembly (8) further comprises a second stirring paddle (83) connected with the rotating shaft (81), the second stirring paddle (83) is connected with one of the first stirring paddles (82) through a connecting rod (84), and the second stirring paddle (83) is located in a space surrounded by the first stirring paddles (82); alternatively, the first and second liquid crystal display panels may be,

the first stirring paddle (82) comprises a first plate section (821), a second plate section (822) and a third plate section (823) which are connected, the first plate section (821) extends along the horizontal direction and is connected with the rotating shaft (81), the third plate section (823) extends along the vertical direction, and included angles are formed between the first plate section (821) and the third plate section (823) and the second plate section (822) so as to be matched with the shape of the inner wall surface of the inner shell (5).

5. The plastic particle cooling and homogenizing device according to claim 3, further comprising a driving motor (2) located below the outer housing (4), wherein an output shaft of the driving motor (2) penetrates through the outer housing (4) and the inner housing (5) and is in driving connection with the rotating shaft (81).

6. The plastic particle cooling and homogenizing device according to any one of claims 1 to 5, characterized in that the number of the air coolers (6) is two, the number of the air inlets (13) is also two, the two air coolers (6) are located on the left side and the right side of the outer shell (4) along the horizontal direction, and the two air coolers (6) are respectively communicated with the accommodating cavity (41) through the two air inlets (13).

7. The plastic particle cooling and homogenizing device of claim 6, further comprising:

the feeding pipe (10) is inserted at the first feeding hole (12) and is communicated with the inside of the inner shell (5) through the second feeding hole;

the discharge pipe (3) is arranged on the inner shell (5) and the outer shell (4) in a penetrating mode and communicated with the inside of the inner shell (5);

two air-supply lines (9), with two air-cooler (6) correspond the setting, air-cooler (6) warp air-supply line (9) with correspond air intake (13) intercommunication.

8. The plastic particle cooling and homogenizing device according to claim 7, characterized in that two air inlet pipes (9), the feeding pipes (10) and the discharging pipes (3) are arranged at intervals along the circumference of the outer shell (4), and one end of each air inlet pipe (9) located outside the outer shell (4) is bent upward, and one end of each discharging pipe (3) located outside the outer shell (4) is bent downward; alternatively, the first and second electrodes may be,

the discharge pipe (3) is provided with a valve (31) for controlling the on-off of the discharge pipe (3).

9. A plastic particle cooling and homogenizing device according to any one of claims 1 to 5, further comprising an exhaust pipe (7) disposed at the top of the outer housing (4), the exhaust pipe (7) communicating with the accommodating chamber (41).

10. A plastic particle cooling and homogenizing device according to any one of claims 1-5, characterized in that it further comprises a base (1) at the bottom of the outer housing (4), both the inner housing (5) and the outer housing (4) being of cylindrical structure.

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